How many liters of hydrogen gas at STP are produced from the single displacement reaction of 52.3 g of zinc and excess sulfuric acid? Zn + H2SO4 → ZnSO4 + H2 unit:

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Q: 1. The combustion reaction for propane gas, C3Hs is shown below: C3HB(g) + 5 O2(9) > 3 CO2(9) + 4…

A: The given reaction is, C3H8(g) + 5 O2(g) →   3 CO2(g) + 4 H2O(g) The reaction is already balanced (…

Q: pressure: 708.1 mm Hg volume: 2.965 L temperature: 25.5°C How many moles of CO2 were produced?

A: Answer:- Given data:- Pressure = 708.1 mm Hg = 0.93171066 atm…

Q: Propane (C₂H2n+2) is burned with atmospheric air. The analysis of the products on a dry basis is as…

A: Given : Propane (CnH2n+2) is burned with atmospheric air. The analysis of the products on a dry…

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Q: Most of the sulfur used in the United States is chemically synthesized from hydrogen sulfide gas…

A: Given 703L/s of dioxygen at 242°C and 0.13atm  We have to find mass of SO2 produced in Kg/s

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A: Given that : The mass of carbon dioxide exhaled by one astronaut = 1.25 kg per day The volume of…

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Q: Most of the sulfur used in the United States is chemically synthesized from hydrogen sulfide gas…

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Q: The combustion of liquid ethanol (C2H5OH)(C2H5OH) produces carbon dioxide and water. After 4.63 mLmL…

A: The balanced chemical equation for the combustion of liquid ethanol can be written as follows:…

Q: hat mass of manganese(II) chloride must react a sulfuric acid to release 45.0 mL of hydrogen…

A: To calculate the mass of manganese (II) chloride that must react with sulfuric acid to release 45.0…

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Q: In which of the following reactions for ideal gas AU = AH ΔU-ΔΗ %3D 2SO2(g) + 202==> 2SO3(g) .a…

A: The reaction for which ∆U=∆H is-

Q: Twenty grams of O2 occupied 3L container held at 5 atm. Calculate the temperature of the system…

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Q: Most of the sulfur used in the United States is chemically synthesized from hydrogen sulfide gas…

A: Given data :  Volume rate of dioxygen = 784 litres per second  Pressure of gas = 0.87 atm…

Q: If a bag of fertilizer were labeled as containing 35% K2O, a. What is the analysis when…

A: Since the given question is a multiple question , hence I solved first question according to rules.…

Q: An ore sample with a mass of 670 kg contains 27.7% of magnesium carbonate. If all of the magnesium…

A: Magnesium carbonate is decomposed as follows: MgCO3 = MgO + CO2 Thus from 1 mol of Magnesium…

Q: How much energy (in kJ) is released per mole of O2 consumed when 2.50 g of C3H8 burns completely in…

A: Given: Released heat = 22.9 kJ Mass of C3H8 = 2.50 g Standard data: The molar mass of C3H8 = 44.1…

Q: If a 0.809 g block of sodium is placed in excess water, heat and a gas are produced.  If the gas is…

A: Balanced chemical equation: 2Na (s)  +   2H2O (l)  ------>   2NaOH (aq)   +   H2 (g) Number of…

Q: Consider a simple mass balance model where 100 CO2 molecules are released into the atmosphere from…

A: Given data, CO2 molecules released into the atmosphere = 100 Fraction of CO2 in biosphere = f…

Q: What volume of hydrogen would combine with 42.0 liters of oxygen to form steam at STP? Balance first…

A: STP(standard temperature and pressure) conditions are  Temperature = 25°C = 298 K Pressure = 1 atm…

Q: Given the equation C2H6(g) +O2(g) → CO2(g) + H2O(g) (not balanced), determine the number of liters…

A: Number of moles is equal to the ratio of mass to molar mass. Number of moles=MassMolar mass Unit of…

Q: A railroad locomotive’s boiler produces steam at 250oC and 22.00 atm. Four cylinders, each holding…

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Q: Calculate the volume in kL, at SATP, of H2(g) produced when 963 g of CH4(g) reacts with excess steam

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Q: Two kmol of octane (C8H18) is burned with air that contains 40 kmol of air. Assuming the products…

A: Given data,Moles of octane=2kmolMoles of air=40kmol General reaction for the combustion of octane…

Q: How much energy (in kJ) is released per mole of O2 consumed when 2.50 g of C3H8 burns completely in…

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Q: Oxyacetylene torches rely on a precise mixture of fuel (C2H2(g)) to oxygen to optimize the welding…

A: The chemical formula of acetylene is C2H2(g).  SATP temperature and pressure values are;…

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A: The required mole ratio for the formation of CH4 from CO2 is: 1 mol CH41 mol CO2 or 11

Q: (a) The atomic weight of carbon is 12, hydrogen is 1 and oxygen is 16, and the formula for the…

A: The balanced chemical reaction is as follows; CH4  +  2O2 --------------> CO2  +  2H2O  +…

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Q: How many grams of Sulfur trioxide must decompose to produce 5.60 liters of oxygen gas at STP?…

A: The grams of Sulfur trioxide must decompose to produce 5.60 liters of oxygen gas at STP, it is to be…

Q: f the reaction below took place at STP, what is the volume of O2(g) required to react with 40.0…

A: the given reaction is  2ZnS(s)+3O2(g)→2ZnO(s)+2SO2(g)

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Q: (a) how many grams of methane should the fuel injection system send to the cylinder to consume 80%…

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Q: The balanced equation for the chemical equation is Mg+2HCl->MgCl2+H2 If the student used an excess…

A: The balanced equation for the chemical equation is :   Mg + 2HCl ------> MgCl2 + H2  Number of…

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Q: N2(g)+2O2(g)⟶2NO2(g)ΔH=+66.4 kJ    Use Reaction 3.   How much energy (in kJ) is absorbed when…

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Q: When ammonium nitrite is heated, it decomposes to give nitrogen gas and water. This property is used…

A: The answer to the following question is given as:

Q: onate reacts completely according to the following reaction at 25 d 1 atm? im carbonate (s) →calcium…

A: Balanced chemical reaction, CaCO3(s) ------> CaO(s)  + CO2(g)  Mass of CaCO3 = 49.7 g  Molar…

Q: Pa is equal to ---- atm. Given: 1 atm - 1.0x10° Pa O 07 O 15 O 0.8 O 15000.0

A: Gases laws

Q: If the reaction below took place at STP, what is the volume of O2(g) required to react with 40.0…

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Q: A chemical engineer must calculate the maximum safe operating temperature of a high-pressure gas…

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Q: How many liters of hydrogen gas at STP are produced from the single displacement reaction of 52.3 g…

A: Given: Mass of zinc = 52.3 g Molar mass of Zn = 65.38 g/mol

Q: 1. Lithium reacts with nitrogen to give lithium nitride, shown below:Li(s)+ N2(g)→ Li3N(s) How many…

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Q: 5.25 grams of baking soda (NaHCO3) and excess vinegar were combined (reaction below).NaHCO3 (s) +…

A: NaHCO3 (s) + CH3COOH (aq) ---------> CH3COONa (aq) + H2O (l) + CO2(g) 5.25 grams number of moles…

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A: Given mass of initial of C2H4 and H2O, and we have to tell the amount of products obtained

Q: What final pressure must be applied to a sample of gas having a volume of 635 mL at 30.oC and 106…

A: Given, V1 = 635mL P1 = 106kPa T1 = 30 degree Celsius. V2 = 302 mL T2 = 30 degree Celsius.

Q: The following data were obtained in a test on coal fired steam generator. The ultimate analysis of…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".